|Institution|Location|Athletic nickname|Undergraduate enrollment|Graduate enrollment|Total enrollment|2013 Endowment (and US rank)|Academic staff|Motto|
|---|---|---|---|---|---|---|---|---|
|Brown University|Providence, Rhode Island|Bears|6,316|2,333|8,649|$2.7 billion (30th)|736|In Deo Speramus (In God We Hope)|
|Columbia University|New York, New York|Lions|7,160|15,760|22,920|$8.2 billion (9th)|3,763|In lumine Tuo videbimus lumen (In Thy light shall we see the light)|
|Cornell University|Ithaca, New York|Big Red|13,931|6,702|20,633|$5.3 billion (18th)|2,908|I would found an institution where any person can find instruction in any study.|
|Dartmouth College|Hanover, New Hampshire|Big Green|4,248|1,893|6,141|$3.7 billion (22nd)|571|Vox clamantis in deserto (The voice of one crying in the wilderness)|
|Harvard University|Cambridge, Massachusetts|Crimson|7,181|14,044|21,225|$32.3 billion (1st)|4,671|Veritas (Truth)|
|Princeton University|Princeton, New Jersey|Tigers|5,113|2,479|7,592|$18.2 billion (5th)|1,172|Dei sub numine viget (Under God's power she flourishes)|
|University of Pennsylvania|Philadelphia, Pennsylvania|Quakers|10,337|10,306|20,643|$7.7 billion (11th)|4,464|Leges sine moribus vanae (Laws without morals are useless)|
|Yale University|New Haven, Connecticut|Bulldogs|5,275|6,391|11,666|$20.8 billion (2nd)|4,140|אורים ותומים Lux et veritas (Light and truth)|

Question: what is the number of universities with more than 1,000 in academic staff?
Answer: 6